package org.neuedu.chapter06_0621.practice02;

public class Test {
    public static void main(String[] args) {
        Rectangle rectangle = new Rectangle();
        rectangle.width = 5;
        rectangle.length = 15;
        rectangle.showAll();
//        System.out.println(rectangle.getArea());
//        System.out.println(rectangle.getPer());
    }
}
